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Electronic Flora of South Australia species Fact Sheet

Family: Compositae
Helichrysum eremaeum

Citation: Haegi, sp. nov.

Synonymy: H. ambiguum Turcz. var. paucisetum J. Black, Trans. R. Soc. S. Aust. 53:262 (1929).

Common name: None

Description:
Much-branched tap-rooted herb 20-40 cm tall and diam., with a perennial rootstock; stems and branches moderately to densely woolly-cobwebby with underlying inconspicuous glandular hairs; leaves linear to oblanceolate, with a recurved, sometimes undulate margin, acute to apiculate apex, and a broadly sessile base, mostly 0.5-1.5 cm long, 1.5-3 mm wide, glandular-scabrid and additionally with a sparse to dense vestiture of woolly-cobwebby hairs, especially on the underside.

Peduncles 1-3 cm long, with a few distant much-reduced leaves, terminating leafy branches; capitula broadly campanulate to hemispherical, 6-8 mm long; involucral bracts graded in length with the inner ones longest, all or most with a glandular and cobwebby vestiture, with long-ciliate margins, the cilia in length about equal to the width of the bracts, the majority of bracts hyaline to scarious with more or less opaque tips, a pale golden-yellow, the outer ones linear-lanceolate, the inner ones with linear herbaceous glandular-pubescent claws and narrowly ovate-acuminate laminae; florets exceeding the involucre by c. 2 mm.

Achenes oblong, compressed, papillose; pappus-bristles of the bisexual ones 5-8, barbellate towards the base, penicillate at the apex, of female ones absent or 1.

Distribution:  Usually found on open sites on sand dunes and in swales or on sandplains.

  W.Aust.; N.T.

Conservation status: native

Flowering time: most of the year but especially July — Sept.


SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia

Biology: No text

Taxonomic notes: Close to H. ambiguum but that species has involucral bracts with laciniate-cobwebby margins, fewer pappus bristles and glabrous achenes.

Author: Not yet available


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